个别旅游者要求单独用餐,此时导游员要______,并告知______请其调解,如旅游者坚持,导游员可协助其与餐厅联系,但餐费______。
参考答案:耐心解释 领队 自理
When we got to there, the host _____ his speech and the performance __________.
A.has finished; began
B.had just finished; had begun
C.had just finished; was about to begin
D.just finished; began
黑启动过程中,在对线路送电前,将()先接入电网,并安排接入一定容量的负荷等。
A.并联电抗器
B.并联电容器
C.串联电抗器